Canon updates

• 13 years ago
• Categories: Canon
• Tags: Patents

• Canon is building new plants in Taiwan to meet growing DSLR demand.
• Canon Australia announced a new limited edition Red EOS 1100D Kit.
• Similar to Nikon, a major product announcement is expected from Canon in August (1Ds Mark IV and three lenses).
• The Canon EF 50mm f/1.8 II lens is the best selling lens in Japan for the month of May, 2011 according to BCNranking.
• Canon filed a patent (2011-107313) in Japan for a 50mm f/2.8 90mm f/2.8 35mm f/2.8 lenses:

Focal length: 50.20mm

Aperture: 2.90

Half angle of view: 23.32°

Image height: 21.64mm

Total lens length: 84.64mm

Back Focus: 40.01mm

Maximum magnification factor: -0.950

Focal length: 90.40mm

Aperture: 2.90

Half angle of view: 17.90°

Image height: 29.20mm

Total lens length: 117.18mm

Back Focus: 65.43mm

Maximum magnification factor: -0.480

Focal length: 35.20mm

Aperture: 2.90

Half angle of view: 31.58°

Image height: 21.64mm

Total lens length: 102.44mm

Back Focus: 40.10mm

Maximum magnification factor: -0.480